Logic Masters Deutschland e.V.

Sum of the Shade

(Eingestellt am 26. Mai 2024, 01:38 Uhr von randall)

Sum of the Shade

Thanks to @XeonRisq for letting me bounce ideas around, and helping me put this one together. Thanks to @Crusader175 and @chilly for the test solves.


Enjoy!


Rules

  • Normal Sudoku rules apply. Place the digits 1-9 exactly once in every row, column, and 3x3 box.
  • Yin Yang. Shade some cells such that all shaded cells in the grid form a single orthogonally connected region and all unshaded cells also form a single orthogonally connected region. No 2x2 region may be fully shaded or unshaded.
  • Circles: Numbers in circles are the sum of the digits within shaded cells that touch the circle. Only shaded cells count toward the total.


Puzzle Link

SudokuPad: https://sudokupad.app/54j9prbaax


Lösungscode: Row 3 - no spaces or punctuation.


Gelöst von mutex, Chilly, sanabas, hardline35, Nylimb, h5663454, killer_rectangle, jwsinclair, VestedTitle, rameshsrivats, jkuo7, mihel111, Leaving Leaves, SparkNights, aidan, fuxia, Paletron, Franjo, ... okravetz, Fenn, erkiraak, darrenfwl, koiking, QuiltyAsCharged, MorsBe, lpq29743, deangaudet, Illuminated, asver, chig17, Leilalu222, diziet, ignigomoreno, McParland57, syyyth, september, snn
Komplette Liste

Kommentare

am 14. Juli 2024, 14:57 Uhr von madhupt
So smooth and enjoyable! Great fun! Thanks a lot for sharing this

Zuletzt geändert am 14. Juli 2024, 00:05 Uhr

am 14. Juli 2024, 00:04 Uhr von wuc
Great fun puzzle. To me: At start there is a 4 star ramp. After that it is more 2 star. Enjoyed it. Thx.

Zuletzt geändert am 31. Mai 2024, 08:31 Uhr

am 31. Mai 2024, 08:00 Uhr von XeonRisq
Really a clever idea that has a tremendous amount of potential. This puzzle is definitely worth solving, very enjoyable solve path with interesting logic throughout.

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thanks, mate - and thanks again for your support! The final grid is better because of your input on this one, for sure!!

Zuletzt geändert am 29. Mai 2024, 21:04 Uhr

am 29. Mai 2024, 20:19 Uhr von sacklunch
Absolutely gorgeous puzzle, this is immediately one of my favorites. Beautifully designed! The interactions between the yin yang and the circle sums are so elegant, you constantly need to work back and forth between the two right to the end. Loved it!

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Wow, that's so kind of you to say so. I really appreciate the kind words!

am 29. Mai 2024, 07:18 Uhr von tryote

Zuletzt geändert am 29. Mai 2024, 21:03 Uhr

am 28. Mai 2024, 17:00 Uhr von Crusader175
Interact very nicely!

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thanks, mate! And thank you again for the test solve :)

Zuletzt geändert am 29. Mai 2024, 21:02 Uhr

am 28. Mai 2024, 16:09 Uhr von GandalfLeRouge
What a cool Yin Yang puzzle! Would 100% recommend it ;)

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thank you!

Zuletzt geändert am 29. Mai 2024, 21:02 Uhr

am 28. Mai 2024, 12:04 Uhr von puzzlepandit
Wow, nicely created randall! Nice combination of sudoku, yin yang and circle sum. Till end I had to use all.

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thanks for the kind words :)

Zuletzt geändert am 29. Mai 2024, 21:02 Uhr

am 28. Mai 2024, 11:24 Uhr von Lion Crow
I thoroughly enjoyed that. Thankyou.

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Glad you enjoyed it!

Zuletzt geändert am 28. Mai 2024, 08:46 Uhr

am 28. Mai 2024, 00:40 Uhr von elpadrinoIV
This was just brilliant. Very smooth, each step leading to the next one. Thank you so much for setting!

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My pleasure. I'm just glad you enjoyed it :)

Zuletzt geändert am 28. Mai 2024, 08:46 Uhr

am 27. Mai 2024, 23:39 Uhr von codewizard
I can only echo what others have said; really fun and very smooth. It just kept flowing :-)

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Thanks for the kind words, I'm glad you enjoyed it :)

Zuletzt geändert am 28. Mai 2024, 08:45 Uhr

am 27. Mai 2024, 23:33 Uhr von mandourin
Magnificent logic!

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You're too kind!

Zuletzt geändert am 28. Mai 2024, 08:45 Uhr

am 27. Mai 2024, 21:43 Uhr von timotab
Fun solve. Found this via James Sinclair's Artisanal Sudoku

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Thanks! And yes, it was an honour to get a mention in AS.

Zuletzt geändert am 28. Mai 2024, 08:44 Uhr

am 27. Mai 2024, 19:43 Uhr von 9Rookienumbers
Loved it! Thanks for setting

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Thanks, glad you enjoyed it :)

Zuletzt geändert am 27. Mai 2024, 06:30 Uhr

am 26. Mai 2024, 22:28 Uhr von Opsi
Even though I made a mistake and had to start over I very much enjoyed this wonderful puzzle :)

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thanks for sticking with it!

Zuletzt geändert am 27. Mai 2024, 06:30 Uhr

am 26. Mai 2024, 15:30 Uhr von Christounet
Very nice killer logic. Thanks :)

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Thank you, glad you enjoyed it :)

Zuletzt geändert am 27. Mai 2024, 06:29 Uhr

am 26. Mai 2024, 13:31 Uhr von nunc
Thanks a lot for this very satisfying puzzle. It was a very smooth solve.

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Thank you for the kind words!

Zuletzt geändert am 27. Mai 2024, 06:29 Uhr

am 26. Mai 2024, 11:51 Uhr von Perladel
Very smooth solve! Great puzzle!

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thank you - glad you enjoyed it :)

am 26. Mai 2024, 10:51 Uhr von Snookerfan
Beautiful and great fun! Thank you

Zuletzt geändert am 27. Mai 2024, 06:28 Uhr

am 26. Mai 2024, 10:51 Uhr von Snookerfan
Beautiful and great fun! Thank you

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Glad you enjoyed it :)

Zuletzt geändert am 27. Mai 2024, 06:28 Uhr

am 26. Mai 2024, 10:29 Uhr von Franjo
Nice ruleset, very well executed, smooth solving path - what a lovely puzzle! Thank you so much for sharing this gem.

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Thank you for the kind words!

Zuletzt geändert am 26. Mai 2024, 07:36 Uhr

am 26. Mai 2024, 07:30 Uhr von mihel111
Very well done randall. A good flow, nothing too easy, nothing too hard.

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thanks! Glad you enjoyed it.

Zuletzt geändert am 26. Mai 2024, 07:35 Uhr

am 26. Mai 2024, 06:46 Uhr von rameshsrivats
Brilliant puzzle. Just loved the way the whole thing flowed.

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Aw, thanks! That has made my day :)

Zuletzt geändert am 26. Mai 2024, 07:35 Uhr

am 26. Mai 2024, 02:54 Uhr von hardline35
This was a hard one but fun challenge. Thanks!

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Glad you had fun - thanks for solving :)

Zuletzt geändert am 26. Mai 2024, 07:34 Uhr

am 26. Mai 2024, 02:44 Uhr von Chilly
Great setting Randall - really enjoyed this one :)

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thanks, mate! And thanks for the test solve :)

Schwierigkeit:3
Bewertung:98 %
Gelöst:221 mal
Beobachtet:7 mal
ID:000I86

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Lösungscode:

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